Assignee
TOKUNAGA YUSUKE
JP·7 granted patents·15 citations·filing 2009–2023
Top patents by PatentIndex Score
7 records- 0191US8212624B2Reference frequency generation circuit, semiconductor integrated circuit, and electronic deviceTOKUNAGA YUSUKE·Filed 2011·Granted Jul 3, 2012·12 cites·14 claims
- 0276US8390953B2Drive device with hub having improved impact resistance where hub meets rotating shaftTOKUNAGA YUSUKE·Filed 2012·Granted Mar 5, 2013·3 cites·14 claims
- 0372US12479214B2Image forming apparatus, image reading device, and liquid discharge deviceTOKUNAGA YUSUKE·Filed 2023·Granted Nov 25, 2025·0 cites·9 claims
- 0472US12059906B2Method and mechanism of attaching readers, and image reading deviceTOKUNAGA YUSUKE·Filed 2022·Granted Aug 13, 2024·0 cites·12 claims
- 0571US12420561B2Image forming apparatus, image reading device, and liquid discharge deviceTOKUNAGA YUSUKE·Filed 2023·Granted Sep 23, 2025·0 cites·15 claims
- 0666US11077666B2Waste liquid collector and liquid discharge apparatusTOKUNAGA YUSUKE·Filed 2019·Granted Aug 3, 2021·0 cites·7 claims
- 0763US8184396B2Disk drive device with hub having a rotational frequency of axial run-out smaller than 0.1 μm for improved shock resistanceTOKUNAGA YUSUKE·Filed 2009·Granted May 22, 2012·0 cites·6 claims
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